You ride your bicycle into the country side on a bike path. You travel 6 kilometers the first hour, 3 kilometers the second hour, 6 the third what is your average speed?

A rectangular pane of glass is 91.1 cm wide and 155.9 cm long, and its area is equal to the length multiplied by the width. Using the correct number of significant figures, what is the area of the glass? 14,200 cm2 14,202 cm2 14,202.5 cm2 14,202.

If a 70-kg swimmer pushed off a pool wall with a force of 250 N, at wha rate will the swimmer accelerate from the wall

What nuclear reaction is the energy source of a white dwarf? a. carbon and helium fusing into oxygen b. none c. helium fusing into carbon d. hydrogen fusing into helium e. oxygen fusing into silicon

A little girl slid down a playground slide, decreasing her potential energy by 1000 J while increasing her kinetic energy by only 900 J. Why did she lose 100 J of mexhanical energy

Light of wavelength 400 nm is incident on a single slit of width 15 microns. If a screen is placed 2.5 m from the slit. How far is the first minimum from the central maximum?

Which structure connects muscles to bone?

A firefighter mounts the nozzle of his fire hose a distance 36.9 m away from the edge of a burning building so that it sprays from ground level at a 45° angle above the horizontal. After quenching a hotspot at a height of 8.

A force is applied to a 13.0 kg wagon to pull it down the sidewalk at a constant speed. The coefficient of kinetic friction is 0.65. Considering the resulting frictional force, what is the magnitude of the applied force?

What field (s) does a moving electron have? A. electric and gravitational fields B. magnetic and gravitational fields C. gravitational, electric, and magnetic fields D. electric field only

Copper has a specific heat of 0.385 j. A piece of copper absorbs 5000 J of energy and undergoes a temperature change from 100 Celsius to 200 degrees Celsius. What is the mass of the piece of copper?